25170822

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 57108480

約数和(自身を除く): 31937658

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 79, 93, 158, 186, 237, 279, 474, 558, 571, 711, 1142, 1422, 1713, 2449, 3426, 4898, 5139, 7347, 10278, 14694, 17701, 22041, 35402, 44082, 45109, 53103, 90218, 106206, 135327, 159309, 270654, 318618, 405981, 811962, 1398379, 2796758, 4195137, 8390274, 12585411, 25170822]

約数ペア:

[(1, 25170822), (2, 12585411), (3, 8390274), (6, 4195137), (9, 2796758), (18, 1398379), (31, 811962), (62, 405981), (79, 318618), (93, 270654), (158, 159309), (186, 135327), (237, 106206), (279, 90218), (474, 53103), (558, 45109), (571, 44082), (711, 35402), (1142, 22041), (1422, 17701), (1713, 14694), (2449, 10278), (3426, 7347), (4898, 5139)]